| 年度 | 实际值 |
|---|---|
| 1992 | 14937 |
| 1993 | |
| 1994 | |
| 1995 | 33516 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 62889 |
| 2000 | 58136 |
| 2001 | 58437 |
| 2002 | 60138 |
| 2003 | 66130 |
| 2004 | 65080 |
| 2005 | 72084 |
| 2006 | 81678 |
| 2007 | 94715 |
| 2008 | 96721 |
| 2009 | 127600 |
| 2010 | 144900 |
| 2011 | 144900 |
| 2012 | 226500 |
| 2013 | 302973 |
| 2014 | 334702 |
| 2015 | 393250 |
| 2016 | 429881 |
| 2017 | 510233 |